// SPDX-License-Identifier: GPL-2.0-only
/* Copyright (c) 2022-2023, NVIDIA CORPORATION.  All rights reserved. */

#include "mods_internal.h"
#include <linux/arm-smccc.h>

#define SMCCC_VERSION 0x80000000

int esc_mods_oist_status(struct mods_client             *client,
		struct MODS_TEGRA_OIST_STATUS  *p)
{
	int ret = 0;
	struct arm_smccc_res res = { 0 };

	if (p->smc_func_id == SMCCC_VERSION) {
		// For SMC version, We are only reading res.a0 value, not a1,a2,a3
		arm_smccc_1_1_smc(p->smc_func_id, res.a0, &res);
		p->smc_status = res.a0;
	} else {
		arm_smccc_1_1_smc(p->smc_func_id, p->a1, p->a2, &res);
		p->smc_status = res.a1;
	}

	return ret;
}